RANKING · 2024 ACS · 15 SHOWN OF 15

Least educated, Arizona counties

Arizona counties with the smallest share of adults 25+ holding a bachelor's degree or higher (2023 ACS). This list covers the 15 counties in Arizona that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPBACHELOR'S DEGREE OR HIGHERVS 2000

01La Paz County, AZAZ16,71113.5%+55%

02Graham County, AZAZ40,15714.6%+23%

03Mohave County, AZAZ228,10215.2%+53%

04Apache County, AZAZ64,44516.6%+46%

05Yuma County, AZAZ224,44916.8%+42%

06Gila County, AZAZ53,80118.7%+35%

07Navajo County, AZAZ109,94619.1%+55%

08Greenlee County, AZAZ9,31220.9%+71%

09Pinal County, AZAZ539,38022.5%+89%

10Santa Cruz County, AZAZ50,02023.1%+53%

11Cochise County, AZAZ126,33228.1%+49%

12Yavapai County, AZAZ252,55230.3%+43%

13Maricopa County, AZAZ4,689,55836.7%+42%

14Pima County, AZAZ1,074,68536.8%+38%

15Coconino County, AZAZ144,36840.3%+35%

SHOWING 1–15 OF 15

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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES